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NtProtectVirtualMemory (ntdll)
 
.
Summary
Changes the memory permissions of a page in the current or a remote process

C# Signature:

[DllImport("ntdll.dll", SetLastError=true)]
static extern NTSTATUS NtProtectVirtualMemory(IntPtr ProcessHandle, ref IntPtr BaseAddress, ref UInt32 NumberOfBytesToProtect, UInt32 NewAccessProtection, ref UInt32 OldAccessProtection);

Boo Signature:

[DllImport("ntdll.dll", SetLastError : true)]
def NtProtectVirtualMemory(ProcessHandle as IntPtr, ref BaseAddress as IntPtr, ref NumberOfBytesToProtect as UInt32, NewAccessProtection as UInt32, ref OldAccessProtection as UInt32) as NTSTATUS:
     pass

User-Defined Types:

None.

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